– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 9 am Fri 23 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Fri 23 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Fri 23 Jan Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Mild temperatures (max 8°C on Sun morning, min 3°C on Fri afternoon). Wind will be generally light. | Days 4–6 Weather SummaryModerate rain (total 11mm), heaviest on Wed night. Mild temperatures (max 9°C on Tue morning, min 3°C on Mon afternoon). Wind will be generally light. | |||||||||||||||||
Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  | |  | | | | | | | |  | |  | |
clear | clear | clear | clear | cloudy | some clouds | clear | some clouds | some clouds | cloudy | some clouds | clear | clear | some clouds | some clouds | light rain | light rain | mod. rain | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 5 | |
max °C | 7 | 6 | 3 | 7 | 5 | 3 | 8 | 6 | 4 | 6 | 4 | 3 | 9 | 8 | 7 | 5 | 5 | 5 |
min °C | 5 | 3 | 3 | 6 | 3 | 3 | 6 | 4 | 3 | 5 | 3 | 3 | 7 | 7 | 5 | 5 | 5 | 5 |
5 | 2 | 2 | 6 | 3 | 3 | 6 | 4 | 3 | 4 | 2 | 2 | 6 | 6 | 3 | 3 | 3 | 3 | |
1550 | 1550 | 1750 | 1900 | 1800 | 1750 | 1750 | 1700 | 1600 | 1400 | 1200 | 1250 | 1700 | 2100 | 2250 | 1550 | 1450 | 1450 | |
Cloud base (m) | 8550 | 6000 | 8550 | 4800 | 5050 | 2900 | 1550 | 800 | 9200 | 2700 | 2350 | 600 | 600 | |||||
 | 7:48 | — | — | 7:47 | — | — | 7:46 | — | — | 7:43 | — | — | 7:43 | — | — | 7:41 | — | — |
 | — | 4:52 | — | — | 4:52 | — | — | 4:54 | — | — | 4:55 | — | — | 4:58 | — | — | 4:59 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Mostly dry. Mild temperatures (max 8°C on Sun morning, min 3°C on Fri afternoon). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Moderate rain (total 11mm), heaviest on Wed night. Mild temperatures (max 9°C on Tue morning, min 3°C on Mon afternoon). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.